19545330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{571}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 54033408

約数和(自身を除く): 34488078

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 163, 210, 326, 489, 571, 815, 978, 1141, 1142, 1630, 1713, 2282, 2445, 2855, 3423, 3426, 3997, 4890, 5705, 5710, 6846, 7994, 8565, 11410, 11991, 17115, 17130, 19985, 23982, 34230, 39970, 59955, 93073, 119910, 186146, 279219, 465365, 558438, 651511, 930730, 1303022, 1396095, 1954533, 2792190, 3257555, 3909066, 6515110, 9772665, 19545330]

約数ペア:

[(1, 19545330), (2, 9772665), (3, 6515110), (5, 3909066), (6, 3257555), (7, 2792190), (10, 1954533), (14, 1396095), (15, 1303022), (21, 930730), (30, 651511), (35, 558438), (42, 465365), (70, 279219), (105, 186146), (163, 119910), (210, 93073), (326, 59955), (489, 39970), (571, 34230), (815, 23982), (978, 19985), (1141, 17130), (1142, 17115), (1630, 11991), (1713, 11410), (2282, 8565), (2445, 7994), (2855, 6846), (3423, 5710), (3426, 5705), (3997, 4890)]