20226498136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{673}}^1$

素因数の和:989

約数の個数: 128

約数和(自身を含む): 44024601600

約数和(自身を除く): 23798103464

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 89, 104, 136, 178, 191, 221, 356, 382, 442, 673, 712, 764, 884, 1157, 1346, 1513, 1528, 1768, 2314, 2483, 2692, 3026, 3247, 4628, 4966, 5384, 6052, 6494, 8749, 9256, 9932, 11441, 12104, 12988, 16999, 17498, 19669, 19864, 22882, 25976, 33998, 34996, 39338, 42211, 45764, 59897, 67996, 69992, 78676, 84422, 91528, 119794, 128543, 135992, 148733, 157352, 168844, 220987, 239588, 257086, 288983, 297466, 337688, 441974, 479176, 514172, 577966, 594932, 778661, 883948, 1018249, 1028344, 1155932, 1189864, 1557322, 1671059, 1767896, 2036498, 2185231, 2311864, 3114644, 3342118, 3756779, 4072996, 4370462, 6229288, 6684236, 7513558, 8145992, 8740924, 11440327, 13237237, 13368472, 15027116, 17481848, 22880654, 26474474, 28408003, 30054232, 45761308, 52948948, 56816006, 91522616, 105897896, 113632012, 148724251, 194485559, 227264024, 297448502, 388971118, 594897004, 777942236, 1189794008, 1555884472, 2528312267, 5056624534, 10113249068, 20226498136]

約数ペア:

[(1, 20226498136), (2, 10113249068), (4, 5056624534), (8, 2528312267), (13, 1555884472), (17, 1189794008), (26, 777942236), (34, 594897004), (52, 388971118), (68, 297448502), (89, 227264024), (104, 194485559), (136, 148724251), (178, 113632012), (191, 105897896), (221, 91522616), (356, 56816006), (382, 52948948), (442, 45761308), (673, 30054232), (712, 28408003), (764, 26474474), (884, 22880654), (1157, 17481848), (1346, 15027116), (1513, 13368472), (1528, 13237237), (1768, 11440327), (2314, 8740924), (2483, 8145992), (2692, 7513558), (3026, 6684236), (3247, 6229288), (4628, 4370462), (4966, 4072996), (5384, 3756779), (6052, 3342118), (6494, 3114644), (8749, 2311864), (9256, 2185231), (9932, 2036498), (11441, 1767896), (12104, 1671059), (12988, 1557322), (16999, 1189864), (17498, 1155932), (19669, 1028344), (19864, 1018249), (22882, 883948), (25976, 778661), (33998, 594932), (34996, 577966), (39338, 514172), (42211, 479176), (45764, 441974), (59897, 337688), (67996, 297466), (69992, 288983), (78676, 257086), (84422, 239588), (91528, 220987), (119794, 168844), (128543, 157352), (135992, 148733)]