18878670

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 54014688

約数和(自身を除く): 35136018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 81, 85, 90, 102, 135, 153, 162, 170, 243, 255, 270, 306, 405, 457, 459, 486, 510, 765, 810, 914, 918, 1215, 1371, 1377, 1530, 2285, 2295, 2430, 2742, 2754, 4113, 4131, 4570, 4590, 6855, 6885, 7769, 8226, 8262, 12339, 13710, 13770, 15538, 20565, 20655, 23307, 24678, 37017, 38845, 41130, 41310, 46614, 61695, 69921, 74034, 77690, 111051, 116535, 123390, 139842, 185085, 209763, 222102, 233070, 349605, 370170, 419526, 555255, 629289, 699210, 1048815, 1110510, 1258578, 1887867, 2097630, 3146445, 3775734, 6292890, 9439335, 18878670]

約数ペア:

[(1, 18878670), (2, 9439335), (3, 6292890), (5, 3775734), (6, 3146445), (9, 2097630), (10, 1887867), (15, 1258578), (17, 1110510), (18, 1048815), (27, 699210), (30, 629289), (34, 555255), (45, 419526), (51, 370170), (54, 349605), (81, 233070), (85, 222102), (90, 209763), (102, 185085), (135, 139842), (153, 123390), (162, 116535), (170, 111051), (243, 77690), (255, 74034), (270, 69921), (306, 61695), (405, 46614), (457, 41310), (459, 41130), (486, 38845), (510, 37017), (765, 24678), (810, 23307), (914, 20655), (918, 20565), (1215, 15538), (1371, 13770), (1377, 13710), (1530, 12339), (2285, 8262), (2295, 8226), (2430, 7769), (2742, 6885), (2754, 6855), (4113, 4590), (4131, 4570)]