19648096

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:743

約数の個数: 48

約数和(自身を含む): 42293664

約数和(自身を除く): 22645568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 73, 104, 146, 208, 292, 416, 584, 647, 949, 1168, 1294, 1898, 2336, 2588, 3796, 5176, 7592, 8411, 10352, 15184, 16822, 20704, 30368, 33644, 47231, 67288, 94462, 134576, 188924, 269152, 377848, 614003, 755696, 1228006, 1511392, 2456012, 4912024, 9824048, 19648096]

約数ペア:

[(1, 19648096), (2, 9824048), (4, 4912024), (8, 2456012), (13, 1511392), (16, 1228006), (26, 755696), (32, 614003), (52, 377848), (73, 269152), (104, 188924), (146, 134576), (208, 94462), (292, 67288), (416, 47231), (584, 33644), (647, 30368), (949, 20704), (1168, 16822), (1294, 15184), (1898, 10352), (2336, 8411), (2588, 7592), (3796, 5176)]