19635090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:575

約数の個数: 64

約数和(自身を含む): 49876992

約数和(自身を除く): 30241902

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 43, 62, 86, 93, 129, 155, 186, 215, 258, 310, 430, 465, 491, 645, 930, 982, 1290, 1333, 1473, 2455, 2666, 2946, 3999, 4910, 6665, 7365, 7998, 13330, 14730, 15221, 19995, 21113, 30442, 39990, 42226, 45663, 63339, 76105, 91326, 105565, 126678, 152210, 211130, 228315, 316695, 456630, 633390, 654503, 1309006, 1963509, 3272515, 3927018, 6545030, 9817545, 19635090]

約数ペア:

[(1, 19635090), (2, 9817545), (3, 6545030), (5, 3927018), (6, 3272515), (10, 1963509), (15, 1309006), (30, 654503), (31, 633390), (43, 456630), (62, 316695), (86, 228315), (93, 211130), (129, 152210), (155, 126678), (186, 105565), (215, 91326), (258, 76105), (310, 63339), (430, 45663), (465, 42226), (491, 39990), (645, 30442), (930, 21113), (982, 19995), (1290, 15221), (1333, 14730), (1473, 13330), (2455, 7998), (2666, 7365), (2946, 6665), (3999, 4910)]