18244590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:234

約数の個数: 128

約数和(自身を含む): 55544832

約数和(自身を除く): 37300242

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 41, 42, 65, 70, 78, 82, 91, 105, 123, 130, 163, 182, 195, 205, 210, 246, 273, 287, 326, 390, 410, 455, 489, 533, 546, 574, 615, 815, 861, 910, 978, 1066, 1141, 1230, 1365, 1435, 1599, 1630, 1722, 2119, 2282, 2445, 2665, 2730, 2870, 3198, 3423, 3731, 4238, 4305, 4890, 5330, 5705, 6357, 6683, 6846, 7462, 7995, 8610, 10595, 11193, 11410, 12714, 13366, 14833, 15990, 17115, 18655, 20049, 21190, 22386, 29666, 31785, 33415, 34230, 37310, 40098, 44499, 46781, 55965, 63570, 66830, 74165, 86879, 88998, 93562, 100245, 111930, 140343, 148330, 173758, 200490, 222495, 233905, 260637, 280686, 434395, 444990, 467810, 521274, 608153, 701715, 868790, 1216306, 1303185, 1403430, 1824459, 2606370, 3040765, 3648918, 6081530, 9122295, 18244590]

約数ペア:

[(1, 18244590), (2, 9122295), (3, 6081530), (5, 3648918), (6, 3040765), (7, 2606370), (10, 1824459), (13, 1403430), (14, 1303185), (15, 1216306), (21, 868790), (26, 701715), (30, 608153), (35, 521274), (39, 467810), (41, 444990), (42, 434395), (65, 280686), (70, 260637), (78, 233905), (82, 222495), (91, 200490), (105, 173758), (123, 148330), (130, 140343), (163, 111930), (182, 100245), (195, 93562), (205, 88998), (210, 86879), (246, 74165), (273, 66830), (287, 63570), (326, 55965), (390, 46781), (410, 44499), (455, 40098), (489, 37310), (533, 34230), (546, 33415), (574, 31785), (615, 29666), (815, 22386), (861, 21190), (910, 20049), (978, 18655), (1066, 17115), (1141, 15990), (1230, 14833), (1365, 13366), (1435, 12714), (1599, 11410), (1630, 11193), (1722, 10595), (2119, 8610), (2282, 7995), (2445, 7462), (2665, 6846), (2730, 6683), (2870, 6357), (3198, 5705), (3423, 5330), (3731, 4890), (4238, 4305)]