20160179408

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{130693}}^1$

素因数の和:131043

約数の個数: 40

約数和(自身を含む): 40450315776

約数和(自身を除く): 20290136368

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 311, 496, 622, 1244, 2488, 4976, 9641, 19282, 38564, 77128, 130693, 154256, 261386, 522772, 1045544, 2091088, 4051483, 8102966, 16205932, 32411864, 40645523, 64823728, 81291046, 162582092, 325164184, 650328368, 1260011213, 2520022426, 5040044852, 10080089704, 20160179408]

約数ペア:

[(1, 20160179408), (2, 10080089704), (4, 5040044852), (8, 2520022426), (16, 1260011213), (31, 650328368), (62, 325164184), (124, 162582092), (248, 81291046), (311, 64823728), (496, 40645523), (622, 32411864), (1244, 16205932), (2488, 8102966), (4976, 4051483), (9641, 2091088), (19282, 1045544), (38564, 522772), (77128, 261386), (130693, 154256)]