19702944

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:139

約数の個数: 108

約数和(自身を含む): 58913946

約数和(自身を除く): 39211002

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 43, 48, 72, 74, 86, 96, 111, 129, 144, 148, 172, 222, 258, 288, 296, 333, 344, 387, 444, 516, 592, 666, 688, 774, 888, 1032, 1184, 1332, 1376, 1548, 1591, 1776, 1849, 2064, 2664, 3096, 3182, 3552, 3698, 4128, 4773, 5328, 5547, 6192, 6364, 7396, 9546, 10656, 11094, 12384, 12728, 14319, 14792, 16641, 19092, 22188, 25456, 28638, 29584, 33282, 38184, 44376, 50912, 57276, 59168, 66564, 68413, 76368, 88752, 114552, 133128, 136826, 152736, 177504, 205239, 229104, 266256, 273652, 410478, 458208, 532512, 547304, 615717, 820956, 1094608, 1231434, 1641912, 2189216, 2462868, 3283824, 4925736, 6567648, 9851472, 19702944]

約数ペア:

[(1, 19702944), (2, 9851472), (3, 6567648), (4, 4925736), (6, 3283824), (8, 2462868), (9, 2189216), (12, 1641912), (16, 1231434), (18, 1094608), (24, 820956), (32, 615717), (36, 547304), (37, 532512), (43, 458208), (48, 410478), (72, 273652), (74, 266256), (86, 229104), (96, 205239), (111, 177504), (129, 152736), (144, 136826), (148, 133128), (172, 114552), (222, 88752), (258, 76368), (288, 68413), (296, 66564), (333, 59168), (344, 57276), (387, 50912), (444, 44376), (516, 38184), (592, 33282), (666, 29584), (688, 28638), (774, 25456), (888, 22188), (1032, 19092), (1184, 16641), (1332, 14792), (1376, 14319), (1548, 12728), (1591, 12384), (1776, 11094), (1849, 10656), (2064, 9546), (2664, 7396), (3096, 6364), (3182, 6192), (3552, 5547), (3698, 5328), (4128, 4773)]