About the Number
18900000020
2進数表記:10001100110100001110001110100010100
漢数字表記:百八十九億二十
素因数分解:
素因数の和:59061
約数の個数: 96
約数和(自身を含む): 45646626816
約数和(自身を除く): 26746626796
約数列:
[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 47, 55, 62, 94, 110, 124, 155, 188, 220, 235, 310, 341, 470, 517, 620, 682, 940, 1034, 1364, 1457, 1705, 2068, 2585, 2914, 3410, 5170, 5828, 6820, 7285, 10340, 14570, 16027, 29140, 32054, 58963, 64108, 80135, 117926, 160270, 235852, 294815, 320540, 589630, 648593, 1179260, 1297186, 1827853, 2594372, 2771261, 3242965, 3655706, 5542522, 6485930, 7311412, 9139265, 11085044, 12971860, 13856305, 18278530, 20106383, 27712610, 30483871, 36557060, 40212766, 55425220, 60967742, 80425532, 85909091, 100531915, 121935484, 152419355, 171818182, 201063830, 304838710, 343636364, 402127660, 429545455, 609677420, 859090910, 945000001, 1718181820, 1890000002, 3780000004, 4725000005, 9450000010, 18900000020]
約数ペア:
[(1, 18900000020), (2, 9450000010), (4, 4725000005), (5, 3780000004), (10, 1890000002), (11, 1718181820), (20, 945000001), (22, 859090910), (31, 609677420), (44, 429545455), (47, 402127660), (55, 343636364), (62, 304838710), (94, 201063830), (110, 171818182), (124, 152419355), (155, 121935484), (188, 100531915), (220, 85909091), (235, 80425532), (310, 60967742), (341, 55425220), (470, 40212766), (517, 36557060), (620, 30483871), (682, 27712610), (940, 20106383), (1034, 18278530), (1364, 13856305), (1457, 12971860), (1705, 11085044), (2068, 9139265), (2585, 7311412), (2914, 6485930), (3410, 5542522), (5170, 3655706), (5828, 3242965), (6820, 2771261), (7285, 2594372), (10340, 1827853), (14570, 1297186), (16027, 1179260), (29140, 648593), (32054, 589630), (58963, 320540), (64108, 294815), (80135, 235852), (117926, 160270)]このpageの処理時間: 0.050859689712524414 seconds