20159622018

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{270461}}^1$

素因数の和:270611

約数の個数: 48

約数和(自身を含む): 45187709112

約数和(自身を除く): 25028087094

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 101, 123, 202, 246, 303, 369, 606, 738, 909, 1818, 4141, 8282, 12423, 24846, 37269, 74538, 270461, 540922, 811383, 1622766, 2434149, 4868298, 11088901, 22177802, 27316561, 33266703, 54633122, 66533406, 81949683, 99800109, 163899366, 199600218, 245849049, 491698098, 1119979001, 2239958002, 3359937003, 6719874006, 10079811009, 20159622018]

約数ペア:

[(1, 20159622018), (2, 10079811009), (3, 6719874006), (6, 3359937003), (9, 2239958002), (18, 1119979001), (41, 491698098), (82, 245849049), (101, 199600218), (123, 163899366), (202, 99800109), (246, 81949683), (303, 66533406), (369, 54633122), (606, 33266703), (738, 27316561), (909, 22177802), (1818, 11088901), (4141, 4868298), (8282, 2434149), (12423, 1622766), (24846, 811383), (37269, 540922), (74538, 270461)]