19157040688

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{1951}}^1\times {\mathrm{1999}}^1$

素因数の和:4265

約数の個数: 40

約数和(自身を含む): 37275392000

約数和(自身を除く): 18118351312

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 1951, 1999, 2456, 3902, 3998, 4912, 7804, 7996, 15608, 15992, 31216, 31984, 598957, 613693, 1197914, 1227386, 2395828, 2454772, 3900049, 4791656, 4909544, 7800098, 9583312, 9819088, 15600196, 31200392, 62400784, 1197315043, 2394630086, 4789260172, 9578520344, 19157040688]

約数ペア:

[(1, 19157040688), (2, 9578520344), (4, 4789260172), (8, 2394630086), (16, 1197315043), (307, 62400784), (614, 31200392), (1228, 15600196), (1951, 9819088), (1999, 9583312), (2456, 7800098), (3902, 4909544), (3998, 4791656), (4912, 3900049), (7804, 2454772), (7996, 2395828), (15608, 1227386), (15992, 1197914), (31216, 613693), (31984, 598957)]