19972162068

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{2887}}^1\times {\mathrm{15581}}^1$

素因数の和:18512

約数の個数: 48

約数和(自身を含む): 47880868224

約数和(自身を除く): 27908706156

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 2887, 5774, 8661, 11548, 15581, 17322, 31162, 34644, 46743, 62324, 93486, 106819, 186972, 213638, 320457, 427276, 576497, 640914, 1152994, 1281828, 1729491, 2305988, 3458982, 6917964, 44982347, 89964694, 134947041, 179929388, 269894082, 539788164, 1664346839, 3328693678, 4993040517, 6657387356, 9986081034, 19972162068]

約数ペア:

[(1, 19972162068), (2, 9986081034), (3, 6657387356), (4, 4993040517), (6, 3328693678), (12, 1664346839), (37, 539788164), (74, 269894082), (111, 179929388), (148, 134947041), (222, 89964694), (444, 44982347), (2887, 6917964), (5774, 3458982), (8661, 2305988), (11548, 1729491), (15581, 1281828), (17322, 1152994), (31162, 640914), (34644, 576497), (46743, 427276), (62324, 320457), (93486, 213638), (106819, 186972)]