18937932

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 52016832

約数和(自身を除く): 33078900

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 37, 39, 51, 52, 68, 74, 78, 102, 111, 148, 156, 193, 204, 221, 222, 386, 442, 444, 481, 579, 629, 663, 772, 884, 962, 1158, 1258, 1326, 1443, 1887, 1924, 2316, 2509, 2516, 2652, 2886, 3281, 3774, 5018, 5772, 6562, 7141, 7527, 7548, 8177, 9843, 10036, 13124, 14282, 15054, 16354, 19686, 21423, 24531, 28564, 30108, 32708, 39372, 42653, 42846, 49062, 85306, 85692, 92833, 98124, 121397, 127959, 170612, 185666, 242794, 255918, 278499, 364191, 371332, 485588, 511836, 556998, 728382, 1113996, 1456764, 1578161, 3156322, 4734483, 6312644, 9468966, 18937932]

約数ペア:

[(1, 18937932), (2, 9468966), (3, 6312644), (4, 4734483), (6, 3156322), (12, 1578161), (13, 1456764), (17, 1113996), (26, 728382), (34, 556998), (37, 511836), (39, 485588), (51, 371332), (52, 364191), (68, 278499), (74, 255918), (78, 242794), (102, 185666), (111, 170612), (148, 127959), (156, 121397), (193, 98124), (204, 92833), (221, 85692), (222, 85306), (386, 49062), (442, 42846), (444, 42653), (481, 39372), (579, 32708), (629, 30108), (663, 28564), (772, 24531), (884, 21423), (962, 19686), (1158, 16354), (1258, 15054), (1326, 14282), (1443, 13124), (1887, 10036), (1924, 9843), (2316, 8177), (2509, 7548), (2516, 7527), (2652, 7141), (2886, 6562), (3281, 5772), (3774, 5018)]