19660147184

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{4999}}^1\times {\mathrm{10687}}^1$

素因数の和:15717

約数の個数: 40

約数和(自身を含む): 39759360000

約数和(自身を除く): 20099212816

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 4999, 9998, 10687, 19996, 21374, 39992, 42748, 79984, 85496, 114977, 170992, 229954, 245801, 459908, 491602, 919816, 983204, 1839632, 1966408, 3932816, 53424313, 106848626, 213697252, 427394504, 854789008, 1228759199, 2457518398, 4915036796, 9830073592, 19660147184]

約数ペア:

[(1, 19660147184), (2, 9830073592), (4, 4915036796), (8, 2457518398), (16, 1228759199), (23, 854789008), (46, 427394504), (92, 213697252), (184, 106848626), (368, 53424313), (4999, 3932816), (9998, 1966408), (10687, 1839632), (19996, 983204), (21374, 919816), (39992, 491602), (42748, 459908), (79984, 245801), (85496, 229954), (114977, 170992)]