18950512

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 45800640

約数和(自身を除く): 26850128

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 56, 68, 74, 112, 119, 136, 148, 238, 259, 269, 272, 296, 476, 518, 538, 592, 629, 952, 1036, 1076, 1258, 1883, 1904, 2072, 2152, 2516, 3766, 4144, 4304, 4403, 4573, 5032, 7532, 8806, 9146, 9953, 10064, 15064, 17612, 18292, 19906, 30128, 32011, 35224, 36584, 39812, 64022, 69671, 70448, 73168, 79624, 128044, 139342, 159248, 169201, 256088, 278684, 338402, 512176, 557368, 676804, 1114736, 1184407, 1353608, 2368814, 2707216, 4737628, 9475256, 18950512]

約数ペア:

[(1, 18950512), (2, 9475256), (4, 4737628), (7, 2707216), (8, 2368814), (14, 1353608), (16, 1184407), (17, 1114736), (28, 676804), (34, 557368), (37, 512176), (56, 338402), (68, 278684), (74, 256088), (112, 169201), (119, 159248), (136, 139342), (148, 128044), (238, 79624), (259, 73168), (269, 70448), (272, 69671), (296, 64022), (476, 39812), (518, 36584), (538, 35224), (592, 32011), (629, 30128), (952, 19906), (1036, 18292), (1076, 17612), (1258, 15064), (1883, 10064), (1904, 9953), (2072, 9146), (2152, 8806), (2516, 7532), (3766, 5032), (4144, 4573), (4304, 4403)]