20484888

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 33947112

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 167, 228, 269, 334, 456, 501, 538, 668, 807, 1002, 1076, 1336, 1614, 2004, 2152, 3173, 3228, 4008, 5111, 6346, 6456, 9519, 10222, 12692, 15333, 19038, 20444, 25384, 30666, 38076, 40888, 44923, 61332, 76152, 89846, 122664, 134769, 179692, 269538, 359384, 539076, 853537, 1078152, 1707074, 2560611, 3414148, 5121222, 6828296, 10242444, 20484888]

約数ペア:

[(1, 20484888), (2, 10242444), (3, 6828296), (4, 5121222), (6, 3414148), (8, 2560611), (12, 1707074), (19, 1078152), (24, 853537), (38, 539076), (57, 359384), (76, 269538), (114, 179692), (152, 134769), (167, 122664), (228, 89846), (269, 76152), (334, 61332), (456, 44923), (501, 40888), (538, 38076), (668, 30666), (807, 25384), (1002, 20444), (1076, 19038), (1336, 15333), (1614, 12692), (2004, 10222), (2152, 9519), (3173, 6456), (3228, 6346), (4008, 5111)]