19006747688

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{821}}^1$

素因数の和:1266

約数の個数: 64

約数和(自身を含む): 36457344000

約数和(自身を除く): 17450596312

約数列:

[1, 2, 4, 8, 109, 139, 191, 218, 278, 382, 436, 556, 764, 821, 872, 1112, 1528, 1642, 3284, 6568, 15151, 20819, 26549, 30302, 41638, 53098, 60604, 83276, 89489, 106196, 114119, 121208, 156811, 166552, 178978, 212392, 228238, 313622, 357956, 456476, 627244, 715912, 912952, 1254488, 2893841, 5787682, 11575364, 12438971, 17092399, 21796729, 23150728, 24877942, 34184798, 43593458, 49755884, 68369596, 87186916, 99511768, 136739192, 174373832, 2375843461, 4751686922, 9503373844, 19006747688]

約数ペア:

[(1, 19006747688), (2, 9503373844), (4, 4751686922), (8, 2375843461), (109, 174373832), (139, 136739192), (191, 99511768), (218, 87186916), (278, 68369596), (382, 49755884), (436, 43593458), (556, 34184798), (764, 24877942), (821, 23150728), (872, 21796729), (1112, 17092399), (1528, 12438971), (1642, 11575364), (3284, 5787682), (6568, 2893841), (15151, 1254488), (20819, 912952), (26549, 715912), (30302, 627244), (41638, 456476), (53098, 357956), (60604, 313622), (83276, 228238), (89489, 212392), (106196, 178978), (114119, 166552), (121208, 156811)]