203190988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1637}}^1$

素因数の和:1703

約数の個数: 96

約数和(自身を含む): 493129728

約数和(自身を除く): 289938740

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 31, 44, 52, 62, 77, 91, 124, 143, 154, 182, 217, 286, 308, 341, 364, 403, 434, 572, 682, 806, 868, 1001, 1364, 1612, 1637, 2002, 2387, 2821, 3274, 4004, 4433, 4774, 5642, 6548, 8866, 9548, 11284, 11459, 17732, 18007, 21281, 22918, 31031, 36014, 42562, 45836, 50747, 62062, 72028, 85124, 101494, 124124, 126049, 148967, 202988, 234091, 252098, 297934, 355229, 468182, 504196, 558217, 595868, 659711, 710458, 936364, 1116434, 1319422, 1420916, 1638637, 2232868, 2638844, 3277274, 3907519, 4617977, 6554548, 7256821, 7815038, 9235954, 14513642, 15630076, 18471908, 29027284, 50797747, 101595494, 203190988]

約数ペア:

[(1, 203190988), (2, 101595494), (4, 50797747), (7, 29027284), (11, 18471908), (13, 15630076), (14, 14513642), (22, 9235954), (26, 7815038), (28, 7256821), (31, 6554548), (44, 4617977), (52, 3907519), (62, 3277274), (77, 2638844), (91, 2232868), (124, 1638637), (143, 1420916), (154, 1319422), (182, 1116434), (217, 936364), (286, 710458), (308, 659711), (341, 595868), (364, 558217), (403, 504196), (434, 468182), (572, 355229), (682, 297934), (806, 252098), (868, 234091), (1001, 202988), (1364, 148967), (1612, 126049), (1637, 124124), (2002, 101494), (2387, 85124), (2821, 72028), (3274, 62062), (4004, 50747), (4433, 45836), (4774, 42562), (5642, 36014), (6548, 31031), (8866, 22918), (9548, 21281), (11284, 18007), (11459, 17732)]