20767293645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{75983}}^1$

素因数の和:76154

約数の個数: 64

約数和(自身を含む): 40265441280

約数和(自身を除く): 19498147635

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 137, 285, 399, 411, 665, 685, 959, 1995, 2055, 2603, 2877, 4795, 7809, 13015, 14385, 18221, 39045, 54663, 75983, 91105, 227949, 273315, 379915, 531881, 1139745, 1443677, 1595643, 2659405, 4331031, 7218385, 7978215, 10105739, 10409671, 21655155, 30317217, 31229013, 50528695, 52048355, 72867697, 151586085, 156145065, 197783749, 218603091, 364338485, 593351247, 988918745, 1093015455, 1384486243, 2966756235, 4153458729, 6922431215, 20767293645]

約数ペア:

[(1, 20767293645), (3, 6922431215), (5, 4153458729), (7, 2966756235), (15, 1384486243), (19, 1093015455), (21, 988918745), (35, 593351247), (57, 364338485), (95, 218603091), (105, 197783749), (133, 156145065), (137, 151586085), (285, 72867697), (399, 52048355), (411, 50528695), (665, 31229013), (685, 30317217), (959, 21655155), (1995, 10409671), (2055, 10105739), (2603, 7978215), (2877, 7218385), (4795, 4331031), (7809, 2659405), (13015, 1595643), (14385, 1443677), (18221, 1139745), (39045, 531881), (54663, 379915), (75983, 273315), (91105, 227949)]