19394388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1429}}^1$

素因数の和:1481

約数の個数: 72

約数和(自身を含む): 54654600

約数和(自身を除く): 35260212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1429, 1508, 2262, 2858, 3393, 4287, 4524, 5716, 6786, 8574, 12861, 13572, 17148, 18577, 25722, 37154, 41441, 51444, 55731, 74308, 82882, 111462, 124323, 165764, 167193, 222924, 248646, 334386, 372969, 497292, 538733, 668772, 745938, 1077466, 1491876, 1616199, 2154932, 3232398, 4848597, 6464796, 9697194, 19394388]

約数ペア:

[(1, 19394388), (2, 9697194), (3, 6464796), (4, 4848597), (6, 3232398), (9, 2154932), (12, 1616199), (13, 1491876), (18, 1077466), (26, 745938), (29, 668772), (36, 538733), (39, 497292), (52, 372969), (58, 334386), (78, 248646), (87, 222924), (116, 167193), (117, 165764), (156, 124323), (174, 111462), (234, 82882), (261, 74308), (348, 55731), (377, 51444), (468, 41441), (522, 37154), (754, 25722), (1044, 18577), (1131, 17148), (1429, 13572), (1508, 12861), (2262, 8574), (2858, 6786), (3393, 5716), (4287, 4524)]