19393528

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1700

約数の個数: 64

約数和(自身を含む): 47750400

約数和(自身を除く): 28356872

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 266, 308, 418, 532, 616, 836, 1064, 1463, 1657, 1672, 2926, 3314, 5852, 6628, 11599, 11704, 13256, 18227, 23198, 31483, 36454, 46396, 62966, 72908, 92792, 125932, 127589, 145816, 220381, 251864, 255178, 346313, 440762, 510356, 692626, 881524, 1020712, 1385252, 1763048, 2424191, 2770504, 4848382, 9696764, 19393528]

約数ペア:

[(1, 19393528), (2, 9696764), (4, 4848382), (7, 2770504), (8, 2424191), (11, 1763048), (14, 1385252), (19, 1020712), (22, 881524), (28, 692626), (38, 510356), (44, 440762), (56, 346313), (76, 255178), (77, 251864), (88, 220381), (133, 145816), (152, 127589), (154, 125932), (209, 92792), (266, 72908), (308, 62966), (418, 46396), (532, 36454), (616, 31483), (836, 23198), (1064, 18227), (1463, 13256), (1657, 11704), (1672, 11599), (2926, 6628), (3314, 5852)]