19468049384

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{36353}}^1$

素因数の和:36570

約数の個数: 64

約数和(自身を含む): 42612704640

約数和(自身を除く): 23144655256

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 131, 146, 262, 292, 511, 524, 584, 917, 1022, 1048, 1834, 2044, 3668, 4088, 7336, 9563, 19126, 36353, 38252, 66941, 72706, 76504, 133882, 145412, 254471, 267764, 290824, 508942, 535528, 1017884, 2035768, 2653769, 4762243, 5307538, 9524486, 10615076, 18576383, 19048972, 21230152, 33335701, 37152766, 38097944, 66671402, 74305532, 133342804, 148611064, 266685608, 347643739, 695287478, 1390574956, 2433506173, 2781149912, 4867012346, 9734024692, 19468049384]

約数ペア:

[(1, 19468049384), (2, 9734024692), (4, 4867012346), (7, 2781149912), (8, 2433506173), (14, 1390574956), (28, 695287478), (56, 347643739), (73, 266685608), (131, 148611064), (146, 133342804), (262, 74305532), (292, 66671402), (511, 38097944), (524, 37152766), (584, 33335701), (917, 21230152), (1022, 19048972), (1048, 18576383), (1834, 10615076), (2044, 9524486), (3668, 5307538), (4088, 4762243), (7336, 2653769), (9563, 2035768), (19126, 1017884), (36353, 535528), (38252, 508942), (66941, 290824), (72706, 267764), (76504, 254471), (133882, 145412)]