73977488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18719}}^1$

素因数の和:18759

約数の個数: 40

約数和(自身を含む): 162489600

約数和(自身を除く): 88512112

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 18719, 37438, 74876, 149752, 243347, 299504, 355661, 486694, 711322, 973388, 1422644, 1946776, 2845288, 3893552, 4623593, 5690576, 9247186, 18494372, 36988744, 73977488]

約数ペア:

[(1, 73977488), (2, 36988744), (4, 18494372), (8, 9247186), (13, 5690576), (16, 4623593), (19, 3893552), (26, 2845288), (38, 1946776), (52, 1422644), (76, 973388), (104, 711322), (152, 486694), (208, 355661), (247, 299504), (304, 243347), (494, 149752), (988, 74876), (1976, 37438), (3952, 18719)]