19940453736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{7507}}^1$

素因数の和:7783

約数の個数: 128

約数和(自身を含む): 57920916480

約数和(自身を除く): 37980462744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 97, 163, 168, 194, 291, 326, 388, 489, 582, 652, 679, 776, 978, 1141, 1164, 1304, 1358, 1956, 2037, 2282, 2328, 2716, 3423, 3912, 4074, 4564, 5432, 6846, 7507, 8148, 9128, 13692, 15014, 15811, 16296, 22521, 27384, 30028, 31622, 45042, 47433, 52549, 60056, 63244, 90084, 94866, 105098, 110677, 126488, 157647, 180168, 189732, 210196, 221354, 315294, 332031, 379464, 420392, 442708, 630588, 664062, 728179, 885416, 1223641, 1261176, 1328124, 1456358, 2184537, 2447282, 2656248, 2912716, 3670923, 4369074, 4894564, 5097253, 5825432, 7341846, 8565487, 8738148, 9789128, 10194506, 14683692, 15291759, 17130974, 17476296, 20389012, 25696461, 29367384, 30583518, 34261948, 40778024, 51392922, 61167036, 68523896, 102785844, 118693177, 122334072, 205571688, 237386354, 356079531, 474772708, 712159062, 830852239, 949545416, 1424318124, 1661704478, 2492556717, 2848636248, 3323408956, 4985113434, 6646817912, 9970226868, 19940453736]

約数ペア:

[(1, 19940453736), (2, 9970226868), (3, 6646817912), (4, 4985113434), (6, 3323408956), (7, 2848636248), (8, 2492556717), (12, 1661704478), (14, 1424318124), (21, 949545416), (24, 830852239), (28, 712159062), (42, 474772708), (56, 356079531), (84, 237386354), (97, 205571688), (163, 122334072), (168, 118693177), (194, 102785844), (291, 68523896), (326, 61167036), (388, 51392922), (489, 40778024), (582, 34261948), (652, 30583518), (679, 29367384), (776, 25696461), (978, 20389012), (1141, 17476296), (1164, 17130974), (1304, 15291759), (1358, 14683692), (1956, 10194506), (2037, 9789128), (2282, 8738148), (2328, 8565487), (2716, 7341846), (3423, 5825432), (3912, 5097253), (4074, 4894564), (4564, 4369074), (5432, 3670923), (6846, 2912716), (7507, 2656248), (8148, 2447282), (9128, 2184537), (13692, 1456358), (15014, 1328124), (15811, 1261176), (16296, 1223641), (22521, 885416), (27384, 728179), (30028, 664062), (31622, 630588), (45042, 442708), (47433, 420392), (52549, 379464), (60056, 332031), (63244, 315294), (90084, 221354), (94866, 210196), (105098, 189732), (110677, 180168), (126488, 157647)]