20912946711

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{53993}}^1$

素因数の和:54151

約数の個数: 32

約数和(自身を含む): 29607717888

約数和(自身を除く): 8694771177

約数列:

[1, 3, 41, 47, 67, 123, 141, 201, 1927, 2747, 3149, 5781, 8241, 9447, 53993, 129109, 161979, 387327, 2213713, 2537671, 3617531, 6641139, 7613013, 10852593, 104044511, 148318771, 170023957, 312133533, 444956313, 510071871, 6970982237, 20912946711]

約数ペア:

[(1, 20912946711), (3, 6970982237), (41, 510071871), (47, 444956313), (67, 312133533), (123, 170023957), (141, 148318771), (201, 104044511), (1927, 10852593), (2747, 7613013), (3149, 6641139), (5781, 3617531), (8241, 2537671), (9447, 2213713), (53993, 387327), (129109, 161979)]