20789961858

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{677}}^1\times {\mathrm{36299}}^1$

素因数の和:37031

約数の個数: 48

約数和(自身を含む): 46072540800

約数和(自身を除く): 25282578942

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 677, 846, 1354, 2031, 4062, 6093, 12186, 31819, 36299, 63638, 72598, 95457, 108897, 190914, 217794, 286371, 326691, 572742, 653382, 1706053, 3412106, 5118159, 10236318, 15354477, 24574423, 30708954, 49148846, 73723269, 147446538, 221169807, 442339614, 1154997881, 2309995762, 3464993643, 6929987286, 10394980929, 20789961858]

約数ペア:

[(1, 20789961858), (2, 10394980929), (3, 6929987286), (6, 3464993643), (9, 2309995762), (18, 1154997881), (47, 442339614), (94, 221169807), (141, 147446538), (282, 73723269), (423, 49148846), (677, 30708954), (846, 24574423), (1354, 15354477), (2031, 10236318), (4062, 5118159), (6093, 3412106), (12186, 1706053), (31819, 653382), (36299, 572742), (63638, 326691), (72598, 286371), (95457, 217794), (108897, 190914)]