19221648

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 52020480

約数和(自身を除く): 32798832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 79, 111, 137, 148, 158, 222, 237, 274, 296, 316, 411, 444, 474, 548, 592, 632, 822, 888, 948, 1096, 1264, 1644, 1776, 1896, 2192, 2923, 3288, 3792, 5069, 5846, 6576, 8769, 10138, 10823, 11692, 15207, 17538, 20276, 21646, 23384, 30414, 32469, 35076, 40552, 43292, 46768, 60828, 64938, 70152, 81104, 86584, 121656, 129876, 140304, 173168, 243312, 259752, 400451, 519504, 800902, 1201353, 1601804, 2402706, 3203608, 4805412, 6407216, 9610824, 19221648]

約数ペア:

[(1, 19221648), (2, 9610824), (3, 6407216), (4, 4805412), (6, 3203608), (8, 2402706), (12, 1601804), (16, 1201353), (24, 800902), (37, 519504), (48, 400451), (74, 259752), (79, 243312), (111, 173168), (137, 140304), (148, 129876), (158, 121656), (222, 86584), (237, 81104), (274, 70152), (296, 64938), (316, 60828), (411, 46768), (444, 43292), (474, 40552), (548, 35076), (592, 32469), (632, 30414), (822, 23384), (888, 21646), (948, 20276), (1096, 17538), (1264, 15207), (1644, 11692), (1776, 10823), (1896, 10138), (2192, 8769), (2923, 6576), (3288, 5846), (3792, 5069)]