20304877364

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{51607}}^1$

素因数の和:51828

約数の個数: 48

約数和(自身を含む): 38842245120

約数和(自身を除く): 18537367756

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 167, 334, 589, 668, 1178, 2356, 3173, 5177, 6346, 10354, 12692, 20708, 51607, 98363, 103214, 196726, 206428, 393452, 980533, 1599817, 1961066, 3199634, 3922132, 6399268, 8618369, 17236738, 30396523, 34473476, 60793046, 121586092, 163749011, 267169439, 327498022, 534338878, 654996044, 1068677756, 5076219341, 10152438682, 20304877364]

約数ペア:

[(1, 20304877364), (2, 10152438682), (4, 5076219341), (19, 1068677756), (31, 654996044), (38, 534338878), (62, 327498022), (76, 267169439), (124, 163749011), (167, 121586092), (334, 60793046), (589, 34473476), (668, 30396523), (1178, 17236738), (2356, 8618369), (3173, 6399268), (5177, 3922132), (6346, 3199634), (10354, 1961066), (12692, 1599817), (20708, 980533), (51607, 393452), (98363, 206428), (103214, 196726)]