202215988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 391184640

約数和(自身を除く): 188968652

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 239, 307, 478, 614, 689, 956, 1228, 1378, 2756, 3107, 3991, 6214, 7982, 12428, 12667, 15964, 16271, 25334, 32542, 50668, 65084, 73373, 146746, 164671, 211523, 293492, 329342, 423046, 658684, 846092, 953849, 1907698, 3815396, 3888769, 7777538, 15555076, 50553997, 101107994, 202215988]

約数ペア:

[(1, 202215988), (2, 101107994), (4, 50553997), (13, 15555076), (26, 7777538), (52, 3888769), (53, 3815396), (106, 1907698), (212, 953849), (239, 846092), (307, 658684), (478, 423046), (614, 329342), (689, 293492), (956, 211523), (1228, 164671), (1378, 146746), (2756, 73373), (3107, 65084), (3991, 50668), (6214, 32542), (7982, 25334), (12428, 16271), (12667, 15964)]